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Structure assertions with nested classes instead of regions (Part 2) #1900

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merged 2 commits into from Apr 18, 2022
Merged

Structure assertions with nested classes instead of regions (Part 2) #1900

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e73029d
Seperate all `Guid` assertions into nested classes
IT-VBFK Apr 18, 2022
f85e3e6
Seperate all `object` assertions into nested classes
IT-VBFK Apr 18, 2022
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371 changes: 189 additions & 182 deletions Tests/FluentAssertions.Specs/Primitives/GuidAssertionSpecs.cs
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Expand Up @@ -6,201 +6,208 @@ namespace FluentAssertions.Specs.Primitives
{
public class GuidAssertionSpecs
{
#region BeEmpty / NotBeEmpty

[Fact]
public void Should_succeed_when_asserting_empty_guid_is_empty()
{
// Arrange
Guid guid = Guid.Empty;

// Act / Assert
guid.Should().BeEmpty();
}

[Fact]
public void Should_fail_when_asserting_non_empty_guid_is_empty()
{
// Arrange
var guid = new Guid("12345678-1234-1234-1234-123456789012");

// Act
Action act = () => guid.Should().BeEmpty("because we want to test the failure {0}", "message");

// Assert
act.Should().Throw<XunitException>().WithMessage(
"Expected Guid to be empty because we want to test the failure message, but found {12345678-1234-1234-1234-123456789012}.");
}

[Fact]
public void Should_succeed_when_asserting_non_empty_guid_is_not_empty()
{
// Arrange
var guid = new Guid("12345678-1234-1234-1234-123456789012");

// Act
Action act = () => guid.Should().NotBeEmpty();

// Assert
act.Should().NotThrow();
}

[Fact]
public void Should_fail_when_asserting_empty_guid_is_not_empty()
{
// Act
Action act = () => Guid.Empty.Should().NotBeEmpty("because we want to test the failure {0}", "message");

// Assert
act.Should().Throw<XunitException>().WithMessage(
"Did not expect Guid.Empty to be empty because we want to test the failure message.");
}

#endregion

#region Be / NotBe

[Fact]
public void Should_succeed_when_asserting_guid_equals_the_same_guid()
{
// Arrange
var guid = new Guid("11111111-aaaa-bbbb-cccc-999999999999");
var sameGuid = new Guid("11111111-aaaa-bbbb-cccc-999999999999");

// Act
Action act = () => guid.Should().Be(sameGuid);

// Assert
act.Should().NotThrow();
}

[Fact]
public void Should_succeed_when_asserting_guid_equals_the_same_guid_in_string_format()
{
// Arrange
var guid = new Guid("11111111-aaaa-bbbb-cccc-999999999999");

// Act
Action act = () => guid.Should().Be("11111111-aaaa-bbbb-cccc-999999999999");

// Assert
act.Should().NotThrow();
}

[Fact]
public void Should_fail_when_asserting_guid_equals_a_different_guid()
{
// Arrange
var guid = new Guid("11111111-aaaa-bbbb-cccc-999999999999");
var differentGuid = new Guid("55555555-ffff-eeee-dddd-444444444444");

// Act
Action act = () => guid.Should().Be(differentGuid, "because we want to test the failure {0}", "message");

// Assert
act.Should().Throw<XunitException>().WithMessage(
"Expected Guid to be {55555555-ffff-eeee-dddd-444444444444} because we want to test the failure message, but found {11111111-aaaa-bbbb-cccc-999999999999}.");
}

[Fact]
public void Should_throw_when_asserting_guid_equals_a_string_that_is_not_a_valid_guid()
{
// Arrange
var guid = new Guid("11111111-aaaa-bbbb-cccc-999999999999");

// Act
Action act = () => guid.Should().Be(string.Empty, "we want to test the failure {0}", "message");

// Assert
act.Should().Throw<ArgumentException>()
.WithParameterName("expected");
}

[Fact]
public void Should_succeed_when_asserting_guid_does_not_equal_a_different_guid()
{
// Arrange
var guid = new Guid("11111111-aaaa-bbbb-cccc-999999999999");
var differentGuid = new Guid("55555555-ffff-eeee-dddd-444444444444");

// Act
Action act = () =>
guid.Should().NotBe(differentGuid);

// Assert
act.Should().NotThrow();
}

[Fact]
public void Should_succeed_when_asserting_guid_does_not_equal_the_same_guid()
public class BeEmpty
{
// Arrange
var guid = new Guid("11111111-aaaa-bbbb-cccc-999999999999");
var sameGuid = new Guid("11111111-aaaa-bbbb-cccc-999999999999");

// Act
Action act = () => guid.Should().NotBe(sameGuid, "because we want to test the failure {0}", "message");

// Assert
act.Should().Throw<XunitException>().WithMessage(
"Did not expect Guid to be {11111111-aaaa-bbbb-cccc-999999999999} because we want to test the failure message.");
[Fact]
public void Should_succeed_when_asserting_empty_guid_is_empty()
{
// Arrange
Guid guid = Guid.Empty;

// Act / Assert
guid.Should().BeEmpty();
}

[Fact]
public void Should_fail_when_asserting_non_empty_guid_is_empty()
{
// Arrange
var guid = new Guid("12345678-1234-1234-1234-123456789012");

// Act
Action act = () => guid.Should().BeEmpty("because we want to test the failure {0}", "message");

// Assert
act.Should().Throw<XunitException>().WithMessage(
"Expected Guid to be empty because we want to test the failure message, but found {12345678-1234-1234-1234-123456789012}.");
}
}

[Fact]
public void Should_throw_when_asserting_guid_does_not_equal_a_string_that_is_not_a_valid_guid()
public class NotBeEmpty
{
// Arrange
var guid = new Guid("11111111-aaaa-bbbb-cccc-999999999999");

// Act
Action act = () => guid.Should().NotBe(string.Empty, "we want to test the failure {0}", "message");

// Assert
act.Should().Throw<ArgumentException>()
.WithParameterName("unexpected");
[Fact]
public void Should_succeed_when_asserting_non_empty_guid_is_not_empty()
{
// Arrange
var guid = new Guid("12345678-1234-1234-1234-123456789012");

// Act
Action act = () => guid.Should().NotBeEmpty();

// Assert
act.Should().NotThrow();
}

[Fact]
public void Should_fail_when_asserting_empty_guid_is_not_empty()
{
// Act
Action act = () => Guid.Empty.Should().NotBeEmpty("because we want to test the failure {0}", "message");

// Assert
act.Should().Throw<XunitException>().WithMessage(
"Did not expect Guid.Empty to be empty because we want to test the failure message.");
}
}

[Fact]
public void Should_succeed_when_asserting_guid_does_not_equal_a_different_guid_in_string_format()
public class Be
{
// Arrange
var guid = new Guid("11111111-aaaa-bbbb-cccc-999999999999");

// Act
Action act = () =>
guid.Should().NotBe("55555555-ffff-eeee-dddd-444444444444");

// Assert
act.Should().NotThrow();
[Fact]
public void Should_succeed_when_asserting_guid_equals_the_same_guid()
{
// Arrange
var guid = new Guid("11111111-aaaa-bbbb-cccc-999999999999");
var sameGuid = new Guid("11111111-aaaa-bbbb-cccc-999999999999");

// Act
Action act = () => guid.Should().Be(sameGuid);

// Assert
act.Should().NotThrow();
}

[Fact]
public void Should_succeed_when_asserting_guid_equals_the_same_guid_in_string_format()
{
// Arrange
var guid = new Guid("11111111-aaaa-bbbb-cccc-999999999999");

// Act
Action act = () => guid.Should().Be("11111111-aaaa-bbbb-cccc-999999999999");

// Assert
act.Should().NotThrow();
}

[Fact]
public void Should_fail_when_asserting_guid_equals_a_different_guid()
{
// Arrange
var guid = new Guid("11111111-aaaa-bbbb-cccc-999999999999");
var differentGuid = new Guid("55555555-ffff-eeee-dddd-444444444444");

// Act
Action act = () => guid.Should().Be(differentGuid, "because we want to test the failure {0}", "message");

// Assert
act.Should().Throw<XunitException>().WithMessage(
"Expected Guid to be {55555555-ffff-eeee-dddd-444444444444} because we want to test the failure message, but found {11111111-aaaa-bbbb-cccc-999999999999}.");
}

[Fact]
public void Should_throw_when_asserting_guid_equals_a_string_that_is_not_a_valid_guid()
{
// Arrange
var guid = new Guid("11111111-aaaa-bbbb-cccc-999999999999");

// Act
Action act = () => guid.Should().Be(string.Empty, "we want to test the failure {0}", "message");

// Assert
act.Should().Throw<ArgumentException>()
.WithParameterName("expected");
}
}

[Fact]
public void Should_succeed_when_asserting_guid_does_not_equal_the_same_guid_in_string_format()
public class NotBe
{
// Arrange
var guid = new Guid("11111111-aaaa-bbbb-cccc-999999999999");

// Act
Action act = () =>
guid.Should().NotBe("11111111-aaaa-bbbb-cccc-999999999999", "we want to test the failure {0}", "message");

// Assert
act.Should().Throw<XunitException>()
.WithMessage("Did not expect Guid to be {11111111-aaaa-bbbb-cccc-999999999999} *failure message*.");
[Fact]
public void Should_succeed_when_asserting_guid_does_not_equal_a_different_guid()
{
// Arrange
var guid = new Guid("11111111-aaaa-bbbb-cccc-999999999999");
var differentGuid = new Guid("55555555-ffff-eeee-dddd-444444444444");

// Act
Action act = () =>
guid.Should().NotBe(differentGuid);

// Assert
act.Should().NotThrow();
}

[Fact]
public void Should_succeed_when_asserting_guid_does_not_equal_the_same_guid()
{
// Arrange
var guid = new Guid("11111111-aaaa-bbbb-cccc-999999999999");
var sameGuid = new Guid("11111111-aaaa-bbbb-cccc-999999999999");

// Act
Action act = () => guid.Should().NotBe(sameGuid, "because we want to test the failure {0}", "message");

// Assert
act.Should().Throw<XunitException>().WithMessage(
"Did not expect Guid to be {11111111-aaaa-bbbb-cccc-999999999999} because we want to test the failure message.");
}

[Fact]
public void Should_throw_when_asserting_guid_does_not_equal_a_string_that_is_not_a_valid_guid()
{
// Arrange
var guid = new Guid("11111111-aaaa-bbbb-cccc-999999999999");

// Act
Action act = () => guid.Should().NotBe(string.Empty, "we want to test the failure {0}", "message");

// Assert
act.Should().Throw<ArgumentException>()
.WithParameterName("unexpected");
}

[Fact]
public void Should_succeed_when_asserting_guid_does_not_equal_a_different_guid_in_string_format()
{
// Arrange
var guid = new Guid("11111111-aaaa-bbbb-cccc-999999999999");

// Act
Action act = () =>
guid.Should().NotBe("55555555-ffff-eeee-dddd-444444444444");

// Assert
act.Should().NotThrow();
}

[Fact]
public void Should_succeed_when_asserting_guid_does_not_equal_the_same_guid_in_string_format()
{
// Arrange
var guid = new Guid("11111111-aaaa-bbbb-cccc-999999999999");

// Act
Action act = () =>
guid.Should().NotBe("11111111-aaaa-bbbb-cccc-999999999999", "we want to test the failure {0}", "message");

// Assert
act.Should().Throw<XunitException>()
.WithMessage("Did not expect Guid to be {11111111-aaaa-bbbb-cccc-999999999999} *failure message*.");
}
}

#endregion

[Fact]
public void Should_support_chaining_constraints_with_and()
public class ChainingConstraint
{
// Arrange
Guid guid = Guid.NewGuid();

// Act / Assert
guid.Should()
.NotBeEmpty()
.And.Be(guid);
[Fact]
public void Should_support_chaining_constraints_with_and()
{
// Arrange
Guid guid = Guid.NewGuid();

// Act / Assert
guid.Should()
.NotBeEmpty()
.And.Be(guid);
}
}
}
}